TV Ratings: Miley Cyrus Special Gets a Tepid Premiere, ‘Unforgettable’ Drops

ABC led the night in the key demo, though Wipeout dropped two-tenths of a point from last week to a 1.0 rating among adults 18-49. The third episode of Rising Star held its last score, a 1.2 rating with adults under 50.

PHOTOS Miley Cyrus' Bangerz Tour in Pictures

Big Brother was easily the night's biggest show, with a steady 1.8 rating in the key demo. Reckless (0.7 adults) managed to improve slightly from its debut, growing a tenth of a point, though Unforgettable (0.7 adults) fell two-tenths of a point at 10 p.m.

A special broadcast of Miley Cyrus' Bangerz Tour didn't make much noise on NBC, averaging a 0.8 rating in the key demo, while Fox's special outing of Brain Games (0.5 adults) was off from the last time the network sampled the Nat Geo series.

Michael O'Connell